Overview

overview

10

Static

static

3

bc42a797a8...3e.exe

windows7-x64

10

bc42a797a8...3e.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    bc42a797a84548402f0f6672afc024eb42fcc7a080337260bd1e3c8d9959283e

  • Size

    94KB

  • Sample

    240919-bwsjestfkr

  • MD5

    ac97bcb956ee46da18dedef08d8eed33

  • SHA1

    4fb7f7d265bd8f12a40261233b4664a25b104529

  • SHA256

    bc42a797a84548402f0f6672afc024eb42fcc7a080337260bd1e3c8d9959283e

  • SHA512

    7b9ac8dcb8be61716f7048dcb3706bef909f301f925417a6ffa710a057fbac2590c2e0490c874136b215ce886eade6fb1b7d94687a7becbc300b188aa8b9b52b

  • SSDEEP

    1536:HpTmdHj8AWR9gty/F5vfw1MeJbZQ4JADyiBS37BR9L4DT2EnINs:6A1RKty/F5vfCM4R2GiB+6+ob

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://f/wcmd.htm

http://f/ppslog.php

http://f/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      bc42a797a84548402f0f6672afc024eb42fcc7a080337260bd1e3c8d9959283e

    • Size

      94KB

    • MD5

      ac97bcb956ee46da18dedef08d8eed33

    • SHA1

      4fb7f7d265bd8f12a40261233b4664a25b104529

    • SHA256

      bc42a797a84548402f0f6672afc024eb42fcc7a080337260bd1e3c8d9959283e

    • SHA512

      7b9ac8dcb8be61716f7048dcb3706bef909f301f925417a6ffa710a057fbac2590c2e0490c874136b215ce886eade6fb1b7d94687a7becbc300b188aa8b9b52b

    • SSDEEP

      1536:HpTmdHj8AWR9gty/F5vfw1MeJbZQ4JADyiBS37BR9L4DT2EnINs:6A1RKty/F5vfCM4R2GiB+6+ob

    Score
    10/10
    berbewbackdoordiscoverypersistence

    • Adds autorun key to be loaded by Explorer.exe on startup

      persistence

    • Berbew

      Berbew is a backdoor written in C++.

      backdoorberbew

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks